Figure Thumbnails 1-25

F1. Photomosaic of the hard-rock base.

F2. Lithostratigraphic variations in Hole 735B.

F3. Relative abundances of olivine, plagioclase, augite.

F4. Relative abundances of orthopyroxene, plagioclase, augite.

F5. Olivine gabbro with ophitic texture.

F6. Coarse-grained olivine gabbro.

F7. Troctolitic microgabbro, olivine gabbro contact.

F8. Microgabbro intruding olivine gabbro.

F9. Gabbro with variable texture.

F10. Typical olivine gabbro.

F11. Typical gabbro.

F12. Schematic of intrusive contact types.

F13. Grain-size correlation for plagioclase, olivine, and clinopyroxene.

F14. Variations of grain size with depth.

F15. Plot of modal percent of minerals.

F16. Photomicrograph of augite exsolution textures.

F17. Photomicrograph of olivine.

F18. Photomicrograph of plagioclase.

F19. Augite/plagioclase vs. CaO/Al₂O₃.

F20. Ca# vs. Mg# for Leg 176 rocks.

F21. TiO₂ vs. Ca# for Leg 176 rocks.

F22. Plot of oxide abundance vs. depth, Hole 735B.

F23. Gabbro with deformed porphyroclasts surrounded by undeformed oxides.

F24. Gabbro with sheared lens of opaques smeared along foliation.

F25. Gabbro with undeformed subhedral to anhedral crystals.